Self-Diagnosis Function - LG CL09R.N20 Installation Manual

SELF-DIAGNOSIS FUNCTION

Indoor Unit Error
Ex) Error 03 (Remote controller error)
3 Times
LED02G
(GREEN)
2 s
CL09R N20
CL12R N20
Error
Description
Code
01 Indoor Room sensor error
02 Indoor in-pipe sensor error
03 Remote controller error
04 Drain pump error
05 Communication error indoor and outdoor
06 Indoor out-pipe sensor error
09 EEPROM error (indoor)
10 BLDC motor fan lock (indoor)
* Because remote controller turn off when occur ERROR in simultaneous operation system, it
should check LED blinks of outdoor in order to confirm error code.
* Repeatedly after LED1 is turned on and off as the Error code number of tens digit, LED2 is
turned on and off as the Error code number of single-digit.
3 Times 3 Times
2 s
CL18R N20
CM18R N10
SELF-DIAGNOSIS FUNCTION
CM24R N10
UM30R N10
CL24R N30
LED 1 LED 2
(Red) (Green)
1time ◑
0
2times ◑
0
3times ◑
0
4times ◑
0
5times ◑
0
6times ◑
0
9times ◑
0
1time ◑
0
39
UM36R N20
UM42R N20
UM48R N30
UM60R N30
Indoor
status
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF